Procedure codeCODABLE
G8843
Documentation of reason(s) for not measuring an apnea hypopnea index (ahi), a respiratory disturbance index (rdi), or a respiratory event index (rei) within 2 months after initial evaluation for suspected obstructive sleep apnea (e.g., medical, neurological, or psychiatric disease that prohibits successful completion of a sleep study, patients for whom a sleep study would present a bigger risk than benefit or would pose an undue burden, dementia, patients previously diagnosed with osa and severity assessed by another provider, patients who decline ahi/rdi/rei measurement, patients who had a financial reason for not completing testing, test was ordered but not completed, patients decline because their insurance (payer) does not cover the expense)
- Part
- HCPCS Level II
- G
- Procedures and Professional Services (Temporary)
- G8
- G8395–G8970
Source
CMS — ICD-10-PCS FY2026, HCPCS Level II october 2026, Procedure Codes 2026.